shows the course with time for total reducing sugars (TRS), direct
reducing sugars (DRS), ethanol concentration and biomass. The
tendency was similar in the three strains, although thefinal ethanol
concentration was slightly higher in strains A10 and A11.Table 2
collects the kinetic and stoichiometric parameters of fermentation. A2 strain presented higher values of volumetric rate of TRS
consumption (1.622 g/L$h) and specific volumetric rate of TRS
consumption (0.565 g/g$h), meanwhile A10 and A11 strains
showed higher global volumetric productivities (0.917 g/L$h).
Conversely, the three strains showed a narrow interval of biomass
yield (0.012e0.014 g/L h). These three strains were isolated from
sugarcane with high levels of sugars. Chandel et al.